title: Protective efficacy of a bivalent (A + C) meningococcal vaccine during a cerebrospinal meningitis epidemic in Rwanda.
mesh_terms: D000293:Adolescent; D000328:Adult; D001428:Bacterial Vaccines; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008585:Meningitis, Meningococcal / Q000453:epidemiology / Q000517:prevention & control*; D008875:Middle Aged; D009345:Neisseria meningitidis / Q000276:immunology* / Q000302:isolation & purification; D012432:Rwanda
chemical_list: D001428:Bacterial Vaccines